Main frame of chairs

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Description

FIG. 1 is the front elevational view of main frame of chairs;

FIG. 2 is the rear elevational view thereof;

FIG. 3 is the right side elevational view thereof;

FIG. 4 is the left side elevational view thereof;

FIG. 5 is the top plan view thereof;

FIG. 6 is the bottom plan view thereof; and,

FIG. 7 is the main view thereof.

Claims

The ornamental design for main frame of chairs, as shown and described.

Referenced Cited
U.S. Patent Documents
D548992 August 21, 2007 Koepke et al.
D568624 May 13, 2008 Wen
D585205 January 27, 2009 Wen
D595970 July 14, 2009 Ueda
D604527 November 24, 2009 Ooki et al.
D609023 February 2, 2010 Yamanaka et al.
D610822 March 2, 2010 Chen
D634558 March 22, 2011 Deisig
D638635 May 31, 2011 Sander et al.
Patent History
Patent number: D650617
Type: Grant
Filed: Mar 19, 2010
Date of Patent: Dec 20, 2011
Inventor: Yucheng Chen (Guangzhou)
Primary Examiner: Brian N Vinson
Application Number: 29/357,921
Classifications
Current U.S. Class: D6/500; D6/366